docs: def do_quit(self, arg):
          """
          quit || exit || q
          Stop and quit the current debugging session
          """
          for name, fh in self._backup:
              setattr(sys, name, fh)
          self.console.writeline('*** Aborting program ***\n')
          self.console.flush()
          self.console.close()
          WebPdb.active_instance = None
          return Pdb.do_quit(self, arg)